2005-07-11  Matthias Clasen  <mclasen@redhat.com>

	React to cursor theme changes: (#308106)

	* src/prefs.h:
	* src/prefs.c: Expose the GConf keys for cursor theme
	and size as preferences META_PREF_CURSOR_THEME and
	META_PREF_CURSOR_SIZE with getters meta_prefs_get_cursor_theme()
	and meta_prefs_get_cursor_size().

	* src/display.c (meta_display_open): Initialize the cursor
	theme and size.

	* src/display.h:
	* src/display.c (meta_display_set_cursor_theme): New function
	to change the cursor theme and update all cursors.

	* src/screen.h
	* src/screen.c (meta_screen_update_cursor): New function to
	refesh the root cursor of a screen.

	* src/main.c (prefs_changed_callback): Update the cursor
	theme when the cursor preferences change.